To control tickseed powdery mildew with the spore suspension of the hyperparasite, the rate of hyperparasitism went up gradually from 67.01% in the early of September to 88.38% in the middle of September. 用重寄生菌分生孢子悬浮液喷雾接种防治大花金鸡菊白粉病 ;重寄生率由九月初的 6 7.;0 1%25逐渐上升为九月中的 88
Hyperparasitism of Floweringquince Rust by Tuberculina vinosa from Pear Rust 对木瓜锈病菌的重寄生
